Dx
Body Diameter

S
Width A/F

E
Width A/C

Dc
Flange Diameter

Dw
Bearing Cir


Runout

C
Edge Thickness

K
Head Height

K1
Wrench Height

R
Top Fillet Radius

M6 x 1.0

6.0 - 5.82

10.0 - 9.64

11.55 - 10.80

14.2

 

 

 

6.6

 

 

M8 x 1.25

8.0 - 7.78

13.0 - 12.57

15.00 - 14.08

18.0

 

 

 

8.1

3.20

 

M10 x 1.5

10.0 - 9.78

15.0 - 14.57

17.32 - 16.32

22.3

19.6

0.43

1.5

8.6

3.70

0.6

M12 x 1.75

12.0 - 11.73

18.0 - 17.57

20.78 - 19.68

26.6

23.8

0.50

1.8

10.4

4.60

0.7

M14 x 2.0

14.0 - 13.73

21.0 - 20.48

24.25 - 22.94

30.5

27.6

0.55

2.1

12.4

5.50

0.9

M16 x 2.0

16.0 - 15.73

24.0 - 23.16

27.71 - 25.94

35.0

31.9

0.61

2.4

14.1

6.20

1.0

M20 x 2.5

20.0 - 19.67

30.0 - 29.16

34.64 - 32.66

43.0

39.9

0.76

3.0

17.7

7.90

1.2

 

In Accordance With “IFI 538 1982”